{"id":"CVE-2026-42782","aliases":["GHSA-gq7g-vg2q-jvq3"],"url":"https://o3.security/vulnerability/CVE-2026-42782","summary":"Apache Syncope: Post-auth RCE via Groovy static","details":"Improper Isolation or Compartmentalization vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer.\n\nThis issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.\n\n\n\nUsers are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by forcing even the static initializer in Groovy code to run in a sandbox.","published":"2026-05-25T14:58:59.152Z","modified":"2026-08-12T03:51:23.350527919Z","cvss":{"score":7.2,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.00653,"percentile":0.48162,"asOf":"2026-08-14"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.syncope.core:syncope-core-spring","fixedVersion":null},{"ecosystem":"Maven","name":"org.apache.syncope.core:syncope-core-spring","fixedVersion":"4.0.6"},{"ecosystem":"Maven","name":"org.apache.syncope.core:syncope-core-spring","fixedVersion":"4.1.1"}],"fix":null,"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/05/25/4"},{"type":"WEB","url":"https://repo.maven.apache.org/maven2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42782.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/b869ms0ofrd129f7tgsn9flxgv9ztg2r"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42782"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:23.350527919Z"}}